Olga is an unincorporated community and census-designated place (CDP) in Lee County, Florida, United States.

It is part of the Cape Coral-Fort Myers, Florida Metropolitan Statistical Area.

Olga is located in northeastern Lee County at 26°42′55″N 81°42′9″W / 26.71528°N 81.70250°W / 26.71528; -81.70250 (26.715310, -81.702539),[4] on the south side of the Caloosahatchee River.

It is bordered to the east and north by Alva and to the west by Fort Myers Shores.

Florida State Road 80 passes through the CDP, leading southwest 11 miles (18 km) to the center of Fort Myers, the county seat, and east 18 miles (29 km) to LaBelle.